Brake squeal?

[NAZM]

Lately my X Country has been sounding like a stuck pig whenever I engage the rear brake. It sounds like a truck coming to a stop instead of a bike! I cleaned the discs and pads and the noise seems to appear only when the brakes get hot. What gives?

 

[Runner]

 

[Welsh]

 

[BiG DoM]

 

[1WayRay]

 

[the_BOBNOB]

 

[NAZM]

 

[newguy]

 

[the_BOBNOB]

 

[Paulsky]

 

[Vilaishima]